Hypro 3430-0390 Roller and Rotor Repair Kit for 4000 Series Roller Pumps Hypro 3430-0390 Roller Pump Repair Kit - 4000 Series Repair Kit Works on the Hypro 4001 Series (4001C, 4001N, 4001XL) and 4101 Series (4101C, 4101N, 4101XL) Roller Pumps Includes 4 x Super Rollers (# 1005-0002), 2 x Viton Seals (# 2107-0002), 1 x O-Ring (# 1720-0104)